The WK2114-ISPG Serial Interface ICs SOP-20_300mil RoHS, manufactured by WEIKAI, is a type of integrated circuit designed for use in serial interface applications. It is a 20-pin surface mount device with a 300mil package size. It is RoHS compliant and provides the necessary interfacing between components of a serial interface circuit. It has the ability to support various types of communication protocols, including UART, I2C, SPI, CAN, LIN, and RS232. Its features include a hardware-level protection for ESD immunity and EMI/RFI shielding, on-board Automatic Frequency Compensation for meeting requirements of wide operating temperature ranges, selectable between both OneWire and Match addressing. This IC is also designed with several high signal performance and low power consumption features.